.div-reg-success-title {
    font-family: Consolas, monospace;
    font-size: 2em;
    text-align: center;
    margin-top: 30px;
    margin-bottom: 20px;
}

.div-reg-success-text {
    text-align: center;
    margin-top: 20px;
    font-size: 18px;
}

.div-reg-success-btn{
    text-align: center;
    margin-top: 20px;
}

#userName {
    /* 斜体 */
    font-style: italic;
    font-size: 25px;
}

#userID {
    /* 加粗 */
    font-weight: bold;
    font-size: 30px;
}